US Bridges

Access Road over Macks Bayou

Good

Bossier Parish, Louisiana · 0.9 MI SE Davis Ave · Structure no. AFLAAWUB06945

Built
2002
23 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete
Length
95 ft
5 main spans
Daily traffic
2
2016 count
Owner
Federal
Air Force

About this bridge

Access Road over Macks Bayou is a concrete slab carrying Access Road over Macks Bayou in Bossier Parish, Louisiana. It was built in 2002, so it is 23 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2 vehicles a day, roughly 50% of them trucks, projected to reach 2 by 2036. The structure is 95 ft (29 m) long and 14 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesAccess Road
CrossesMacks Bayou
Location0.9 MI SE Davis Ave
Coordinates32.48305, -93.65278
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadUnknown
Structure length95 ft (29 m)
Longest span18 ft (5.5 m)
Deck width14 ft (4.3 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2 (2016)
Projected traffic2 by 2036
Trucks50%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerAir Force
Maintained byAir Force
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Access Road over Macks Bayou built?

It was built in 2002, making it 23 years old in 2025.

What condition is Access Road over Macks Bayou in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does Access Road over Macks Bayou carry?

About 2 vehicles per day (2016 count), of which roughly 50% are trucks.

How long is Access Road over Macks Bayou?

The structure is 95 ft (29 m) long with a longest span of 18 ft (5.5 m) and a deck 14 ft wide.

Who owns Access Road over Macks Bayou?

It is owned by the Air Force.